Rooftop ladder brace



FIG. 1 is a top and front and left-side perspective view of a rooftop ladder brace showing my new design;

FIG. 2 is another top and front and left-side perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right-side view thereof, the left-side view being a mirror image of FIG. 5;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken lines in the drawings of the rooftop ladder brace depict environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a rooftop ladder brace, as shown and described. 